Electricity in home (Edexcel GCSE Physics): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
ShowHide
Practise the questions
12 questions from this quiz
What is the frequency of UK mains electricity?
What is the frequency of UK mains electricity?
50 Hz
What is the voltage of UK mains electricity?
What is the voltage of UK mains electricity?
230 V
Which type of current do cells and batteries supply?
Which type of current do cells and batteries supply?
Direct current (DC)
What does a frequency of 50 Hz mean?
What does a frequency of 50 Hz mean?
50 cycles per second
What colour is the live wire in a plug?
What colour is the live wire in a plug?
Brown
What colour is the neutral wire?
What colour is the neutral wire?
Blue
What colour is the earth wire?
What colour is the earth wire?
Green and yellow stripes
What voltage is the live wire at?
What voltage is the live wire at?
230 V
What is the main function of the earth wire?
What is the main function of the earth wire?
Safety wire to stop appliance going live
Which wire completes the circuit?
Which wire completes the circuit?
Neutral wire
Why is copper used for electrical wires?
Why is copper used for electrical wires?
It is a good conductor of electricity
What happens when a metal case becomes live?
What happens when a metal case becomes live?
Huge current flows, fuse melts, stops it